EP0690252A1 - Verfahren zur Herstellung einer Metall Elastomer Verbunddichtung mit mindestens einem elektroverzinktem Blech zwischen zwei Elastomer-Schichten - Google Patents

Verfahren zur Herstellung einer Metall Elastomer Verbunddichtung mit mindestens einem elektroverzinktem Blech zwischen zwei Elastomer-Schichten Download PDF

Info

Publication number
EP0690252A1
EP0690252A1 EP95401412A EP95401412A EP0690252A1 EP 0690252 A1 EP0690252 A1 EP 0690252A1 EP 95401412 A EP95401412 A EP 95401412A EP 95401412 A EP95401412 A EP 95401412A EP 0690252 A1 EP0690252 A1 EP 0690252A1
Authority
EP
European Patent Office
Prior art keywords
elastomer
coating
polymer
sheet
film
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP95401412A
Other languages
English (en)
French (fr)
Other versions
EP0690252B1 (de
Inventor
Serge Turci
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nouvelle Des Laminoirs A Froid De Thionville SA Ste
Original Assignee
Nouvelle Des Laminoirs A Froid De Thionville SA Ste
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nouvelle Des Laminoirs A Froid De Thionville SA Ste filed Critical Nouvelle Des Laminoirs A Froid De Thionville SA Ste
Publication of EP0690252A1 publication Critical patent/EP0690252A1/de
Application granted granted Critical
Publication of EP0690252B1 publication Critical patent/EP0690252B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
    • B05D7/14—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/02—Sealings between relatively-stationary surfaces
    • F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
    • F16J15/10—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing
    • F16J15/12—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing with metal reinforcement or covering
    • F16J15/121—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing with metal reinforcement or covering with metal reinforcement
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D2350/00—Pretreatment of the substrate
    • B05D2350/60—Adding a layer before coating
    • B05D2350/65—Adding a layer before coating metal layer

Definitions

  • the present invention relates to a process for manufacturing a metal-elastomer composite seal for high pressure applications, of the type comprising at least one frame made of sheet steel electro-galvanized between two layers of elastomer.
  • Said cooking heat treatment is generally carried out at a temperature greater than or equal to 180 ° C.
  • the object of the invention is to improve the corrosion resistance of metal-elastomer composite seals and to significantly reduce the risks of pollution and / or the costs of treating effluents during the manufacture of such seals.
  • Another subject of the invention is an electrogalvanized steel sheet coated on both sides with a uniform film based on polymer, characterized in that said film contains more than 1% by weight of phosphate compounds (expressed as PO4).
  • Another subject of the invention is the use of such a sheet according to the invention for the manufacture of a metal-elastomer composite seal for high pressure applications, of the type comprising at least one frame made of sheet steel electro-galvanized two elastomer plates.
  • Another subject of the invention is the use of a seal metal-elastomer composite according to the invention as cylinder head gasket in an internal combustion engine.
  • the installation for manufacturing a metal-polymer composite seal comprises means for continuously depositing a polymer-based film on a sheet metal, means for cutting and shaping sheet metal and means for preparing layers of elastomer on a metal substrate.
  • the means for continuously depositing a polymer-based film on a sheet are shown in the single figure and comprise a coating machine 1 and a drying tunnel 2.
  • the machine 1 for coating liquid on a sheet includes a lower inking roller 3 and an upper inking roller 4 superimposed on parallel axes, with free rotation, and pressed against each other, means for pressurizing one of the ink rollers against the other, an inkwell 5 in which the lower ink roller soaks, means for watering the upper ink roller 6, means for recirculating 7 of said coating liquid comprising a reservoir 8 and means maintaining temperature 9 of said coating liquid.
  • the two so-called ink rollers, lower 3 and upper 4 are metal cylinders whose external surfaces are uniformly covered with an elastomeric envelope 3 ', 4' with a hardness advantageously between 40 and 45 Shores said elastomeric envelope 3 ' , 4 'has for example a thickness between 10 and 20 mm, and is based on polyethylene and / or polypropylene.
  • the roughness of the surface of the envelope 4 ′ of the upper ink cylinder, which is watered by the watering means 6, is between 1 and 2 micrometers.
  • the roughness of the surface of the envelope 3 ′ of the lower ink cylinder, which soaks in the inkwell 5, is between 2 and 3 micrometers.
  • the means for pressurizing one of the ink rollers against the other are of a type known in itself and are not shown here in detail, for example they apply pressure P on the axis of the upper ink roller towards the axis of the lower ink roller 3 as shown in the single Figure.
  • the drying tunnel 2 is of a type known in itself and is not written here in detail; it is provided with ventilation means comprising a fan 10 and an extraction chimney 11.
  • the sheet cutting and shaping means and the means for preparing elastomer layers on a metal substrate are of a type known in themselves and are not shown here.
  • the thickness of the zinc coating covering the two faces of the sheet is for example between 1 and 10 micrometers on each side and the total thickness of the sheet is for example between 0.1 and 1.5 millimeters.
  • the reservoir 8 of the coating machine 1 is filled with a coating liquid L.
  • Said coating liquid L is advantageously a stable aqueous dispersion of particles of acrylic copolymers which contains more than 0.5% by weight of phosphoric acid in solution (expressed as H3PO4).
  • said coating liquid L contains more than 0.5% by weight of chromic acid in solution (expressed as CrO3).
  • the coating liquid L is aqueous
  • the phosphoric and chromic acids are largely soluble therein and can therefore be incorporated therein, which advantageously avoids a prior stage of preparation of the galvanized sheet, in particular by phosphating and chromating.
  • the ink container 5 is kept filled in which the lower ink roller 3 soaks and the surface of the upper ink roller is permanently watered with the aid of sprinklers 6 3.
  • a pressure P is applied between the two ink rollers 3, 4 one against the other along of a generator.
  • the coating and drying parameters are adjusted, in particular the concentration of the components of the coating liquid L, the temperature of the coating liquid L, the pressure of the ink rollers P, the drying time and temperature and the flow rate. ventilation of the drying tunnel, to obtain on the two sides of the electrogalvanized steel sheet the deposition of a dry film based on polymer having a coating load of between 0.4 and 0.6 grams per square meter and per side, preferably equal to 0.5 grams per square meter per side.
  • thermoset films in particular phenolic films, which require generally cooking at a temperature greater than or equal to 200 ° C.
  • said film contains more than 1% by weight of phosphate compounds (expressed as PO4).
  • said film also contains more than 1% of chromium-based compound in the oxidation state + VI (expressed as Cr).
  • a thin and uniform polymer-based film can be deposited on the electro-galvanized steel sheet B, advantageously containing more than 1% by weight of phosphate compounds (expressed as PO4).
  • said polymer is based on acrylic polymer, in particular when the final coating elastomer is based on acrylonitriles butadiene.
  • said thin and uniform film contains more than 1% of chromium-based compound in the oxidation state + VI (expressed as Cr) and / or is deposited with a coating charge of between 0.4 and 0 , 6 grams per square meter per side.
  • the electrogalvanized steel sheet thus coated according to the invention has a satin and shiny appearance.
  • the said strip of electroplated steel sheet is coated with a thin film based on polymer immediately after the electroplating operation of the strip of steel sheet .
  • the strip of electro-galvanized steel sheet thus coated with a polymer-based film can be stored and then constitutes an intermediate product for the manufacture of composite metal-polymer seals.
  • said intermediate product is not likely to be marked by fingerprints.
  • said intermediate product is cut and shaped to serve as a reinforcement for the joint to be manufactured.
  • an elastomer layer is deposited on the two faces of said frame, in particular by coating with a non-fully polymerized liquid elastomer followed by a heat treatment. baking said elastomer.
  • said elastomer is of acrylonitrile butadiene type.
  • the metal-elastomer composite seals obtained by the process according to the invention have better corrosion resistance and better adhesion of the elastomer layers to the reinforcement compared to those produced according to the process of the prior art comprising a step of phosphating and chromating the reinforcement before the deposition of a layer of elastomer.
  • electrogalvanized steel sheet coated with a polymer-based film according to the invention to serve as a reinforcement for composite metal-elastomer seals is particularly advantageous since it avoids, during the manufacture of such seals , the phosphating and chromating treatments which present pollution risks and since the adhesion of the polymer to the metal and the corrosion resistance of the reinforcement are improved by virtue of the polymer-based film.
  • the metal-elastomer seals obtained from the process according to the invention, or produced from electro-galvanized sheets coated with a polymer film according to the invention advantageously serve as cylinder head seals in engines internal combustion.
  • a coating liquid is prepared having the following composition by weight: water: 55.9% - dispersed acrylic copolymers: 34% - H3PO4: 5.8% - CrO3: 4.3%; the average size of the solid particles of polymer in stable suspension is between 0.1 and 0.2 micrometers.
  • the reservoir 8 of the coating machine 1 is filled with said liquid, which, thanks to the recirculation means, sprinkles the upper ink roller 4 and bathes the lower ink roller 5.
  • the pressure P between the rollers is established at 3.5 kg / m thanks to the pressurization means, and the temperature of the liquid is fixed at 35 ° C thanks to the temperature maintenance means 9.
  • the drying tunnel 2 here has a length of 1.5 m; its temperature is set at 120 ° C and the ventilation rate at 15 m3 / minute.
  • An electrogalvanized sheet strip is obtained coated on its two faces with a polyacrylic polymer film with a thickness corresponding to a load of 0.5 g / m2 having the following composition: Total Cr: 40 mg / m2 - PO4: 150 mg / m2 - polymer: 310 mg / m2.
  • the sheet metal strip thus coated has a satin and shiny appearance.
  • the strip of electro-galvanized sheet coated on both sides with the polymer film is then cut and shaped to serve as a reinforcement for a composite metal-elastomer joint without prior phosphating or chromating treatment, it is deposited on both sides of said reinforcement an elastomer layer, in particular by coating a non-fully polymerized liquid elastomer followed by a heat treatment for baking said elastomer at a temperature above 180 ° C.
  • a composite metal-elastomer joint is thus obtained without risk of pollution or problems of treatment of phosphating or chromating effluents.
  • the resistance to corrosion by salt spray, measured according to standard AFNOR 41002, of said composite joint is here 5 times greater than that of joints composites produced according to the prior art without coating the reinforcement with polymeric film but with a treatment for preparing the reinforcement by phosphating and chromating.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Laminated Bodies (AREA)
  • Other Surface Treatments For Metallic Materials (AREA)
  • Gasket Seals (AREA)
  • Electroplating Methods And Accessories (AREA)
EP95401412A 1994-06-28 1995-06-16 Verfahren zur Herstellung einer Metall Elastomer Verbunddichtung mit mindestens einem elektroverzinktem Blech zwischen zwei Elastomer-Schichten Expired - Lifetime EP0690252B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9408048A FR2721538B1 (fr) 1994-06-28 1994-06-28 Procédé de fabrication de joint composite métal-élastomère comportant au moins une armature en tôle d'acier électrozinguée entre deux couches d'élastomère.
FR9408048 1994-06-28

Publications (2)

Publication Number Publication Date
EP0690252A1 true EP0690252A1 (de) 1996-01-03
EP0690252B1 EP0690252B1 (de) 1999-12-29

Family

ID=9464822

Family Applications (1)

Application Number Title Priority Date Filing Date
EP95401412A Expired - Lifetime EP0690252B1 (de) 1994-06-28 1995-06-16 Verfahren zur Herstellung einer Metall Elastomer Verbunddichtung mit mindestens einem elektroverzinktem Blech zwischen zwei Elastomer-Schichten

Country Status (4)

Country Link
EP (1) EP0690252B1 (de)
AT (1) ATE188280T1 (de)
DE (1) DE69514158T2 (de)
FR (1) FR2721538B1 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101255594B (zh) * 2007-12-07 2010-06-23 东莞洲亮通讯科技有限公司 电镀生产工艺及设备
WO2013135770A1 (en) 2012-03-13 2013-09-19 Trelleborg Sealing Solutions Kalmar Ab Methods and devices for cutting composite material and sealing devices made of composite material

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0320287A2 (de) * 1987-12-11 1989-06-14 Eagle-Picher Industries, Inc. Dichtungsring aus Metallkautschuk für Hochtemperaturen
US5110630A (en) * 1988-07-28 1992-05-05 Nippon Leakless Industry Co., Ltd. Metal gasket and method of producing the same
US5154977A (en) * 1989-10-13 1992-10-13 Nichias Corporation Rubber-laminated material for gaskets

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0320287A2 (de) * 1987-12-11 1989-06-14 Eagle-Picher Industries, Inc. Dichtungsring aus Metallkautschuk für Hochtemperaturen
US5110630A (en) * 1988-07-28 1992-05-05 Nippon Leakless Industry Co., Ltd. Metal gasket and method of producing the same
US5154977A (en) * 1989-10-13 1992-10-13 Nichias Corporation Rubber-laminated material for gaskets

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101255594B (zh) * 2007-12-07 2010-06-23 东莞洲亮通讯科技有限公司 电镀生产工艺及设备
WO2013135770A1 (en) 2012-03-13 2013-09-19 Trelleborg Sealing Solutions Kalmar Ab Methods and devices for cutting composite material and sealing devices made of composite material
US10001215B2 (en) 2012-03-13 2018-06-19 Trelleborg Sealing Solutions Kalmar Ab Methods and devices for cutting composite material and sealing devices made of composite material

Also Published As

Publication number Publication date
DE69514158D1 (de) 2000-02-03
DE69514158T2 (de) 2000-09-21
FR2721538B1 (fr) 1996-08-09
EP0690252B1 (de) 1999-12-29
FR2721538A1 (fr) 1995-12-29
ATE188280T1 (de) 2000-01-15

Similar Documents

Publication Publication Date Title
US11015625B2 (en) Connecting element for the friction-increasing connection of components, process for making a connecting element and use of a connecting element
EP2954086B1 (de) Metallblech mit einer znalmg-beschichtung mit einer besonderen mikrostruktur und entsprechendes herstellungsverfahren
EP0725166A1 (de) Verfahren zur Beschichtung der Oberfläche eines Werkstücks aus Aluminium oder einer Aluminiumlegierung
CA2376377C (en) Tin-plated steel sheet
EP3250726B1 (de) Verfahren zur herstellung eines beschichteten blechs, mit anwendung einer wässrigen lösung mit aminosäure, und zugehörige verwendung zur verbesserung der kompatibilität mit einem klebstoff
EP0690252B1 (de) Verfahren zur Herstellung einer Metall Elastomer Verbunddichtung mit mindestens einem elektroverzinktem Blech zwischen zwei Elastomer-Schichten
FR2561668A1 (fr) Composition de revetement anti-corrosion, procede pour sa mise en oeuvre et elements de boulonnerie revetus
US20020090528A1 (en) Corrosion resistant resin coating structure in a metal tube
WO2013160567A1 (fr) Procédé de réalisation d'une tôle prélaquée à revêtements znalmg et tôle correspondante.
JPH02254178A (ja) 高耐食性重畳めっき鋼板
EP3071917B1 (de) Wärmetauscherbeschichtung
CA2387967C (en) Galvanized steel for use in vehicle body
EP1204784A1 (de) Veerfahren und zusammensetzung zur antikorrosionsbehandlung von mit zink beschichteten metallsubstraten
EP0517586B1 (de) Verfahren zum Erzeugen einer Antikorrosionsbeschichtung auf Copolymerbasis auf einer Metalloberfläche
FR2535430A1 (fr) Joint d'etancheite plat et procede en vue de la fabrication d'un tel joint
FR2554824A1 (fr) Preparations pour la formation d'un film hydrophile, procede pour leur mise en oeuvre et articles ainsi revetus
KR0160586B1 (ko) 갈바륨강판의 박막코팅방법 및 그 장치
WO2013160565A1 (fr) Procédé de réalisation d'une tôle à revêtements znalmg comprenant l'application d'une solution acide de traitement de surface et tôle correspondante.
EP0890655B1 (de) Verfahren zur Oberflächenbehandlung von verzinkter Stahlblechlegierung und so hergestelltem Blech
JPH08158034A (ja) 溶射皮膜の強化方法
JPH0494771A (ja) 耐食性，溶接性に優れた潤滑性薄膜樹脂鋼板
KR20230094274A (ko) 후처리 공정을 이용한 아연계 도금강판의 제조방법
KR940006039B1 (ko) 내흑청성 및 내식성이 우수한 아연도금강판용 크로메이트 처리용액
CA2122198A1 (fr) Procede d'electrodeposition sur une surface d'un substrat en acier d'une couche d'un revetement d'un alliage a base de zinc et materiau d'acier revetu d'une couche de revetement d'un alliage a base de zinc
EP0866147B1 (de) Herstellungsverfahren eines Gegenstandes aus Stahlblech, der direkt-Emailliert wird

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AT BE CH DE DK ES FR GB GR IE IT LI LU NL PT SE

17P Request for examination filed

Effective date: 19960115

GRAG Despatch of communication of intention to grant

Free format text: ORIGINAL CODE: EPIDOS AGRA

17Q First examination report despatched

Effective date: 19990331

GRAG Despatch of communication of intention to grant

Free format text: ORIGINAL CODE: EPIDOS AGRA

GRAH Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOS IGRA

GRAH Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOS IGRA

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AT BE CH DE DK ES FR GB GR IE IT LI LU NL PT SE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SE

Free format text: THE PATENT HAS BEEN ANNULLED BY A DECISION OF A NATIONAL AUTHORITY

Effective date: 19991229

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 19991229

Ref country code: IT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRE;WARNING: LAPSES OF ITALIAN PATENTS WITH EFFECTIVE DATE BEFORE 2007 MAY HAVE OCCURRED AT ANY TIME BEFORE 2007. THE CORRECT EFFECTIVE DATE MAY BE DIFFERENT FROM THE ONE RECORDED.SCRIBED TIME-LIMIT

Effective date: 19991229

Ref country code: GR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 19991229

Ref country code: ES

Free format text: THE PATENT HAS BEEN ANNULLED BY A DECISION OF A NATIONAL AUTHORITY

Effective date: 19991229

Ref country code: AT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 19991229

REF Corresponds to:

Ref document number: 188280

Country of ref document: AT

Date of ref document: 20000115

Kind code of ref document: T

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

REF Corresponds to:

Ref document number: 69514158

Country of ref document: DE

Date of ref document: 20000203

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20000329

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20000329

GBT Gb: translation of ep patent filed (gb section 77(6)(a)/1977)

Effective date: 20000317

NLV1 Nl: lapsed or annulled due to failure to fulfill the requirements of art. 29p and 29m of the patents act
PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20001109

26N No opposition filed
REG Reference to a national code

Ref country code: IE

Ref legal event code: FD4D

REG Reference to a national code

Ref country code: GB

Ref legal event code: IF02

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: LU

Payment date: 20080618

Year of fee payment: 14

Ref country code: CH

Payment date: 20080611

Year of fee payment: 14

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20080619

Year of fee payment: 14

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20080617

Year of fee payment: 14

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 20080618

Year of fee payment: 14

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: BE

Payment date: 20081204

Year of fee payment: 14

BERE Be: lapsed

Owner name: *ETILAM

Effective date: 20090630

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20090616

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

Effective date: 20100226

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20090630

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20090630

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20090630

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20090616

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20100101

Ref country code: BE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20090630

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20090616